Aquarterback threw a football at 24 m/s at a 45° angle. if it took the ball 3 seconds to reach the top of its path.
how long was it in the air? assume the ball is caught at the same height that it left the quarterback's hand.

Which lists the fundamental forces in order, from strongest to weakest? strong nuclear, weak nuclear, electromagnetic, gravitational strong nuclear, electromagnetic, weak nuclear, gravitational gravitational, weak nuclear, electromagnetic, strong nuclear electromagnetic, gravitational, strong nuclear, weak nuclear

Considering only the earth's rotation, determine how much later the asteroid would have had to arrive to put the explosion above helsinki at longitude 25˚ e? this would have obliterated the city.

Which is an example of an exothermic process?